{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "672251661",
    "entityType": "User",
    "nonce": "0x009ba3db2cc6c4b2b8d0280bde8d32c06449698606d425c2c65fc1bf90a5ee4e",
    "signature": "0x3120a198a3402d6b616e4a54c35b33f1aab547c3640b7a8e5247d15b8847ec1d376d9c2adcb209bc5d220e34a3f2c4e573d300cd327e770575814d4d04e30ad41c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}